Hammer drill dust extractor



FIG. 1 is a perspective view of a hammer drill dust extractor showing my new design;

FIG. 2 is a right side elevational view showing the design for the hammer drill dust extractor of FIG. 1;

FIG. 3 is a left side elevational view showing the design for the hammer drill dust extractor of FIG. 1;

FIG. 4 is a front elevational view showing the design for the hammer drill dust extractor of FIG. 1;

FIG. 5 is a rear elevational view showing the design for the hammer drill dust extractor of FIG. 1;

FIG. 6 is a top plan view showing the design for the hammer drill dust extractor of FIG. 1; and,

FIG. 7 is a bottom plan view showing the design for the hammer drill dust extractor of FIG. 1.

The broken lines shown in the drawings illustrate portions of the hammer drill dust extractor that form no part of the claimed design. 

CLAIM The ornamental design for a hammer drill dust extractor, as shown and described. 